19543951

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6389}}^1$

素因数の和:6438

約数の個数: 16

約数和(自身を含む): 24537600

約数和(自身を除く): 4993649

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 6389, 44723, 121391, 146947, 849737, 1028629, 2791993, 19543951]

約数ペア:

[(1, 19543951), (7, 2791993), (19, 1028629), (23, 849737), (133, 146947), (161, 121391), (437, 44723), (3059, 6389)]